She added: “It is clear that healthy school food is not high on theis government’s agenda.

Demolish

“Schools should be on the front line in the battle against obesity. Healthy school dinners and the teaching of domestic science are crucial tools in improving health.

“But this government has ended the school lunch grant as a separate source of funding and exempted academies from the nutritional standards for all other state schools that Labour introduced after Jamie Oliver’s great work.”

At least 200 Brits are currently thought to be too fat to leave home. Firemen had to demolish part of a house in South Wales last month to rescue 63 stone Georgia Davis, 19, after she was taken ill.

Experts estimate the obesity crisis will cost the NHS an extra £2billion by 2025, with 26 million people overweight.

Meanwhile, a poll showed 56 per cent of Brits have no idea what they weight.